<header>
  <nav class="navbar navbar-expand-lg navbar-light bg-light">
<!--    <a class="navbar-brand" href="#">Swoft</a>-->
<!--    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarTogglerDemo02" aria-controls="navbarTogglerDemo02" aria-expanded="false" aria-label="Toggle navigation">-->
<!--      <span class="navbar-toggler-icon"></span>-->
<!--    </button>-->

    <div class="collapse navbar-collapse" id="navbarTogglerDemo02">
<!--      <ul class="navbar-nav mr-auto mt-2 mt-lg-0">-->
<!--        <li class="nav-item active">-->
<!--          <a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>-->
<!--        </li>-->
<!--        <li class="nav-item">-->
<!--          <a class="nav-link" href="/demo2/view">No layout</a>-->
<!--        </li>-->
<!--        <li class="nav-item">-->
<!--          <a class="nav-link disabled" href="#">Disabled</a>-->
<!--        </li>-->
<!--      </ul>-->
      <span class="navbar-text">
        RPC server test
      </span>
<!--      <form class="form-inline my-2 my-lg-0">-->
<!--        <input class="form-control mr-sm-2" type="search" placeholder="Search">-->
<!--        <button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>-->
<!--      </form>-->
    </div>
  </nav>
</header>